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/* $NoKeywords:$ */
/**
* @file
*
* AMD Family_15 TN HTC Initialization
*
* Enables Hardware Thermal Control (HTC) feature
*
* @xrefitem bom "File Content Label" "Release Content"
* @e project: AGESA
* @e sub-project: CPU/Family/0x15/TN
* @e \$Revision: 63692 $ @e \$Date: 2012-01-03 22:13:28 -0600 (Tue, 03 Jan 2012) $
*
*/
/*
******************************************************************************
*
* Copyright (c) 2008 - 2012, Advanced Micro Devices, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Advanced Micro Devices, Inc. nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
******************************************************************************
*/
/*----------------------------------------------------------------------------------------
* M O D U L E S U S E D
*----------------------------------------------------------------------------------------
*/
#include "AGESA.h"
#include "amdlib.h"
#include "cpuRegisters.h"
#include "cpuF15PowerMgmt.h"
#include "cpuF15TnPowerMgmt.h"
#include "cpuFeatures.h"
#include "cpuServices.h"
#include "GeneralServices.h"
#include "cpuFamilyTranslation.h"
#include "CommonReturns.h"
#include "cpuHtc.h"
#include "OptionMultiSocket.h"
#include "Filecode.h"
CODE_GROUP (G2_PEI)
RDATA_GROUP (G2_PEI)
#define FILECODE PROC_CPU_FAMILY_0X15_TN_CPUF15TNHTC_FILECODE
/*----------------------------------------------------------------------------------------
* D E F I N I T I O N S A N D M A C R O S
*----------------------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------------------
* T Y P E D E F S A N D S T R U C T U R E S
*----------------------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------------------
* P R O T O T Y P E S O F L O C A L F U N C T I O N S
*----------------------------------------------------------------------------------------
*/
VOID
F15TnHtcInit (
IN CPU_SPECIFIC_SERVICES *FamilySpecificServices,
IN PLATFORM_CONFIGURATION *PlatformConfig,
IN PCI_ADDR PciAddress,
IN AMD_CONFIG_PARAMS *StdHeader
);
/*----------------------------------------------------------------------------------------
* E X P O R T E D F U N C T I O N S
*----------------------------------------------------------------------------------------
*/
extern OPTION_MULTISOCKET_CONFIGURATION OptionMultiSocketConfiguration;
/*---------------------------------------------------------------------------------------*/
/**
* Entry point for enabling Hardware Thermal Control
*
* This function must be run after all P-State routines have been executed
*
* @param[in] HtcServices The current CPU's family services.
* @param[in] EntryPoint Timepoint designator.
* @param[in] PlatformConfig Platform profile/build option config structure.
* @param[in] StdHeader Config handle for library and services.
*
* @retval AGESA_SUCCESS Always succeeds.
*
*/
AGESA_STATUS
STATIC
F15TnInitializeHtc (
IN HTC_FAMILY_SERVICES *HtcServices,
IN UINT64 EntryPoint,
IN PLATFORM_CONFIGURATION *PlatformConfig,
IN AMD_CONFIG_PARAMS *StdHeader
)
{
PCI_ADDR PciAddress;
CPU_SPECIFIC_SERVICES *FamilySpecificServices;
if ((EntryPoint & (CPU_FEAT_AFTER_POST_MTRR_SYNC | CPU_FEAT_AFTER_RESUME_MTRR_SYNC)) != 0) {
GetCpuServicesOfCurrentCore ((CONST CPU_SPECIFIC_SERVICES **)&FamilySpecificServices, StdHeader);
PciAddress.AddressValue = MAKE_SBDFO (0, 0, 24, 0, 0);
F15TnHtcInit (FamilySpecificServices, PlatformConfig, PciAddress, StdHeader);
}
return AGESA_SUCCESS;
}
/*----------------------------------------------------------------------------------------*/
/**
* Main entry point for initializing the Thermal Control
* safety net feature.
*
* This must be run by all Family 15h Trinity core 0s in the system.
*
* @param[in] FamilySpecificServices The current Family Specific Services.
* @param[in] PlatformConfig Platform profile/build option config structure
* @param[in] PciAddress Segment, bus, device number of the node to transition.
* @param[in] StdHeader Config handle for library and services.
*/
VOID
F15TnHtcInit (
IN CPU_SPECIFIC_SERVICES *FamilySpecificServices,
IN PLATFORM_CONFIGURATION *PlatformConfig,
IN PCI_ADDR PciAddress,
IN AMD_CONFIG_PARAMS *StdHeader
)
{
UINT32 LocalPciRegister;
PciAddress.AddressValue = NB_CAPS_PCI_ADDR;
LibAmdPciRead (AccessWidth32, PciAddress, &LocalPciRegister, StdHeader);
if (((NB_CAPS_REGISTER *) &LocalPciRegister)->HtcCapable == 1) {
// Enable HTC
PciAddress.Address.Register = HTC_REG;
LibAmdPciRead (AccessWidth32, PciAddress, &LocalPciRegister, StdHeader);
if (((HTC_REGISTER *) &LocalPciRegister)->HtcTmpLmt != 0) {
// Enable HTC
((HTC_REGISTER *) &LocalPciRegister)->HtcEn = 1;
} else {
// Disable HTC
((HTC_REGISTER *) &LocalPciRegister)->HtcEn = 0;
}
IDS_OPTION_HOOK (IDS_HTC_CTRL, &LocalPciRegister, StdHeader);
LibAmdPciWrite (AccessWidth32, PciAddress, &LocalPciRegister, StdHeader);
}
}
CONST HTC_FAMILY_SERVICES ROMDATA F15TnHtcSupport =
{
0,
(PF_HTC_IS_SUPPORTED) CommonReturnTrue,
F15TnInitializeHtc
};
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